U2 is known mostly for giving everyone their album Songs of Innocence for free, but this cover is actually pretty good.
Source: <a href="https://www.youtube.com/watch?v=3fyuG-jcirg&feature=youtu.be">YouTube</a>
Dale Curtsinger organized the protest, saying there isn't any rule "where it says you cannot sing and dance." People who attended the concert held up signs that said 'Music Matters'.
Source: NBC San Diego